<template>
  <div ref="wrapRef" :class="getWrapperClass">
    <BasicForm
        ref="formRef"
        submitOnReset
        v-bind="getFormProps"
        v-if="getBindValues.useSearchForm"
        :tableAction="tableAction"
        @register="registerForm"
        @submit="handleSearchInfoChange"
        @advanced-change="redoHeight"
    >
      <template #[replaceFormSlotKey(item)]="data" v-for="item in getFormSlotKeys">
        <slot :name="item" v-bind="data || {}"></slot>
      </template>
    </BasicForm>

    <Table
        ref="tableElRef"
        v-bind="getBindValues"
        :rowClassName="getRowClassName"
        v-show="getEmptyDataIsShowTable"
        @change="handleTableChange"
        @resize-column="setColumnWidth"
    >
      <template #[item]="data" v-for="item in Object.keys($slots)" :key="item">
        <slot :name="item" v-bind="data || {}"></slot>
      </template>
      <template #headerCell="{ column }">
        <slot name="headerCell" v-bind="{ column }">
          <HeaderCell :column="column" />
        </slot>
      </template>
      <!-- 增加对antdv3.x兼容 -->
      <template #bodyCell="data">
        <slot name="bodyCell" v-bind="data || {}"></slot>
      </template>
      <!--      <template #[`header-${column.dataIndex}`] v-for="(column, index) in columns" :key="index">-->
      <!--        <HeaderCell :column="column" />-->
      <!--      </template>-->
    </Table>
  </div>
</template>
<script lang="ts">
import type {
  BasicTableProps,
  TableActionType,
  SizeType,
  ColumnChangeParam,
} from './types/table';

import { defineComponent, ref, computed, unref, toRaw, inject, watchEffect } from 'vue';
import { Table } from 'ant-design-vue';
import { BasicForm, useForm } from '/@/components/Form/index';
import { PageWrapperFixedHeightKey } from '/@/enums/pageEnum';
import HeaderCell from './components/HeaderCell.vue';
import { InnerHandlers } from './types/table';

import { usePagination } from './hooks/usePagination';
import { useColumns } from './hooks/useColumns';
import { useDataSource } from './hooks/useDataSource';
import { useLoading } from './hooks/useLoading';
import { useRowSelection } from './hooks/useRowSelection';
import { useTableScroll } from './hooks/useTableScroll';
import { useTableScrollTo } from './hooks/useScrollTo';
import { useCustomRow } from './hooks/useCustomRow';
import { useTableStyle } from './hooks/useTableStyle';
import { useTableHeader } from './hooks/useTableHeader';
import { useTableExpand } from './hooks/useTableExpand';
import { createTableContext } from './hooks/useTableContext';
import { useTableFooter } from './hooks/useTableFooter';
import { useTableForm } from './hooks/useTableForm';
import { useDesign } from '/@/hooks/web/useDesign';

import { omit } from 'lodash-es';
import { basicProps } from './props';
import { isFunction } from '/@/utils/is';
import { warn } from '/@/utils/log';

const events = [
  'fetch-success',
  'fetch-error',
  'selection-change',
  'register',
  'row-click',
  'row-dbClick',
  'row-contextmenu',
  'row-mouseenter',
  'row-mouseleave',
  'edit-end',
  'edit-cancel',
  'edit-row-end',
  'edit-change',
  'expanded-rows-change',
  'change',
  'columns-change',
];

export default defineComponent({
  name: 'BasicTable',
  components: {
    Table,
    BasicForm,
    HeaderCell,
  },
  props: basicProps,
  emits: events,
  setup(props, { attrs, emit, slots, expose }) {
    const tableElRef = ref(null);
    const tableData = ref([]);

    const wrapRef = ref(null);
    const formRef = ref(null);
    const innerPropsRef = ref<Partial<BasicTableProps>>();

    const { prefixCls } = useDesign('basic-table');
    const [registerForm, formActions] = useForm();

    const getProps = computed(() => {
      return { ...props, ...unref(innerPropsRef) } as BasicTableProps;
    });

    const isFixedHeightPage = inject(PageWrapperFixedHeightKey, false);
    watchEffect(() => {
      unref(isFixedHeightPage) &&
      props.canResize &&
      warn(
          "'canResize' of BasicTable may not work in PageWrapper with 'fixedHeight' (especially in hot updates)",
      );
    });

    const { getLoading, setLoading } = useLoading(getProps);
    const {
      getPaginationInfo,
      getPagination,
      setPagination,
      setShowPagination,
      getShowPagination,
    } = usePagination(getProps);

    const {
      getRowSelection,
      getRowSelectionRef,
      getSelectRows,
      setSelectedRows,
      clearSelectedRowKeys,
      getSelectRowKeys,
      deleteSelectRowByKey,
      setSelectedRowKeys,
    } = useRowSelection(getProps, tableData, emit);

    const {
      handleTableChange: onTableChange,
      getDataSourceRef,
      getDataSource,
      getRawDataSource,
      setTableData,
      updateTableDataRecord,
      deleteTableDataRecord,
      insertTableDataRecord,
      findTableDataRecord,
      fetch,
      getRowKey,
      reload,
      getAutoCreateKey,
      updateTableData,
    } = useDataSource(
        getProps,
        {
          tableData,
          getPaginationInfo,
          setLoading,
          setPagination,
          getFieldsValue: formActions.getFieldsValue,
          clearSelectedRowKeys,
        },
        emit,
    );

    function handleTableChange(pagination: any, filters: any, sorter: any, extra: any) {
      onTableChange(pagination, filters, sorter);
      emit('change', pagination, filters, sorter);
      // 解决通过useTable注册onChange时不起作用的问题
      const { onChange } = unref(getProps);
      onChange && isFunction(onChange) && onChange(pagination, filters, sorter, extra);
    }

    const {
      getViewColumns,
      getColumns,
      setCacheColumnsByField,
      setCacheColumns,
      setColumnWidth,
      setColumns,
      getColumnsRef,
      getCacheColumns,
    } = useColumns(getProps, getPaginationInfo);

    const { getScrollRef, redoHeight } = useTableScroll(
        getProps,
        tableElRef,
        getColumnsRef,
        getRowSelectionRef,
        getDataSourceRef,
        wrapRef,
        formRef,
    );

    const { scrollTo } = useTableScrollTo(tableElRef, getDataSourceRef);

    const { customRow } = useCustomRow(getProps, {
      setSelectedRowKeys,
      getSelectRowKeys,
      clearSelectedRowKeys,
      getAutoCreateKey,
      emit,
    });

    const { getRowClassName } = useTableStyle(getProps, prefixCls);

    const { getExpandOption, expandAll, expandRows, collapseAll } = useTableExpand(
        getProps,
        tableData,
        emit,
    );

    const handlers: InnerHandlers = {
      onColumnsChange: (data: ColumnChangeParam[]) => {
        emit('columns-change', data);
        // support useTable
        unref(getProps).onColumnsChange?.(data);
      },
    };

    const { getHeaderProps } = useTableHeader(getProps, slots, handlers);

    const { getFooterProps } = useTableFooter(
        getProps,
        getScrollRef,
        tableElRef,
        getDataSourceRef,
    );

    const { getFormProps, replaceFormSlotKey, getFormSlotKeys, handleSearchInfoChange } =
        useTableForm(getProps, slots, fetch, getLoading);

    const getBindValues = computed(() => {
      const dataSource = unref(getDataSourceRef);
      let propsData: any = {
        ...attrs,
        customRow,
        ...unref(getProps),
        ...unref(getHeaderProps),
        scroll: unref(getScrollRef),
        loading: unref(getLoading),
        tableLayout: 'fixed',
        rowSelection: unref(getRowSelectionRef),
        rowKey: unref(getRowKey),
        columns: toRaw(unref(getViewColumns)),
        pagination: toRaw(unref(getPaginationInfo)),
        dataSource,
        footer: unref(getFooterProps),
        ...unref(getExpandOption),
      };
      // if (slots.expandedRowRender) {
      //   propsData = omit(propsData, 'scroll');
      // }

      propsData = omit(propsData, ['class', 'onChange']);
      return propsData;
    });

    const getWrapperClass = computed(() => {
      const values = unref(getBindValues);
      return [
        prefixCls,
        attrs.class,
        {
          [`${prefixCls}-form-container`]: values.useSearchForm,
          [`${prefixCls}--inset`]: values.inset,
        },
      ];
    });

    const getEmptyDataIsShowTable = computed(() => {
      const { emptyDataIsShowTable, useSearchForm } = unref(getProps);
      if (emptyDataIsShowTable || !useSearchForm) {
        return true;
      }
      return !!unref(getDataSourceRef).length;
    });

    function setProps(props: Partial<BasicTableProps>) {
      innerPropsRef.value = { ...unref(innerPropsRef), ...props };
    }

    const tableAction: TableActionType = {
      reload,
      getSelectRows,
      setSelectedRows,
      clearSelectedRowKeys,
      getSelectRowKeys,
      deleteSelectRowByKey,
      setPagination,
      setTableData,
      updateTableDataRecord,
      deleteTableDataRecord,
      insertTableDataRecord,
      findTableDataRecord,
      redoHeight,
      setSelectedRowKeys,
      setColumns,
      setLoading,
      getDataSource,
      getRawDataSource,
      setProps,
      getRowSelection,
      getPaginationRef: getPagination,
      getColumns,
      getCacheColumns,
      emit,
      updateTableData,
      setShowPagination,
      getShowPagination,
      setCacheColumnsByField,
      expandAll,
      expandRows,
      collapseAll,
      scrollTo,
      getSize: () => {
        return unref(getBindValues).size as SizeType;
      },
      setCacheColumns,
    };
    createTableContext({ ...tableAction, wrapRef, getBindValues });

    expose(tableAction);

    emit('register', tableAction, formActions);

    return {
      formRef,
      tableElRef,
      getBindValues,
      getLoading,
      registerForm,
      handleSearchInfoChange,
      getEmptyDataIsShowTable,
      handleTableChange,
      setColumnWidth,
      getRowClassName,
      wrapRef,
      tableAction,
      redoHeight,
      getFormProps: getFormProps as any,
      replaceFormSlotKey,
      getFormSlotKeys,
      getWrapperClass,
      columns: getViewColumns,
    };
  },
});
</script>
<style lang="less">
@border-color: #cecece4d;

@prefix-cls: ~'@{namespace}-basic-table';

[data-theme='dark'] {
  .ant-table-tbody > tr:hover.ant-table-row-selected > td,
  .ant-table-tbody > tr.ant-table-row-selected td {
    background-color: #262626;
  }
}

.@{prefix-cls} {
  max-width: 100%;
  height: 100%;

  &-row__striped {
    td {
      background-color: @app-content-background !important;
    }
  }

  &-form-container {
    padding: 16px;

    .ant-form {
      width: 100%;
      margin-bottom: 16px;
      padding: 12px 10px 6px;
      border-radius: 2px;
      background-color: @component-background;
    }
  }

  .ant-table-cell {
    .ant-tag {
      margin-right: 0;
    }
  }

  .ant-table-wrapper {
    padding: 6px;
    border-radius: 2px;
    background-color: @component-background;

    .ant-table-title {
      min-height: 40px;
      padding: 0 0 8px !important;
    }

    .ant-table.ant-table-bordered .ant-table-title {
      border: none !important;
    }
  }

  .ant-table {
    width: 100%;
    overflow-x: hidden;

    &-title {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 8px 6px;
      border-bottom: none;
    }

    //.ant-table-tbody > tr.ant-table-row-selected td {
    //background-color: fade(@primary-color, 8%) !important;
    //}
  }

  .ant-table-wrapper .ant-pagination {
    margin: 10px 0 0;
  }

  .ant-table-footer {
    padding: 0;

    .ant-table-wrapper {
      padding: 0;
    }

    table {
      border: none !important;
    }

    .ant-table-body {
      overflow-x: hidden !important;
      //  overflow-y: scroll !important;
    }

    td {
      padding: 12px 8px;
    }
  }

  &--inset {
    .ant-table-wrapper {
      padding: 0;
    }
  }
}
</style>
